package com.bite.blog.mapper;

import com.bite.blog.model.Blog;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Select;

import java.util.List;

@Mapper
public interface BlogMapper {
    /**
     * 查询所有博客
     */
    @Select("select id, title, content, user_id, update_time from blog where delete_flag = 0  order by id desc ")
    List<Blog> queryAllList();


    /**
     * 通过ID查询博客信息
     */
    @Select("select id, title, content, user_id, update_time from blog where id = #{id} and delete_flag = 0")
    Blog queryById(Integer id);

    /**
     * 更新博客
     */
    Integer updateBlog(Blog blog);

    /**
     * 插入博客
     */
    @Insert("insert into blog (title, content, user_id) values (#{title}, #{content}, ${userId})")
    Integer insertBlog(Blog blog);
}
